10506555565 has 8 divisors (see below), whose sum is σ = 13754036448. Its totient is φ = 7641131280.

The previous prime is 10506555547. The next prime is 10506555599. The reversal of 10506555565 is 56555560501.

10506555565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10506555565 - 2¹⁷ = 10506424493 is a prime.

It is a super-2 number, since 2×10506555565² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95514087 + ... + 95514196.

It is an arithmetic number, because the mean of its divisors is an integer number (1719254556).

Almost surely, 2^10506555565 is an apocalyptic number.

It is an amenable number.

10506555565 is a deficient number, since it is larger than the sum of its proper divisors (3247480883).

10506555565 is a wasteful number, since it uses less digits than its factorization.

10506555565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191028299.

The product of its (nonzero) digits is 562500, while the sum is 43.

The spelling of 10506555565 in words is "ten billion, five hundred six million, five hundred fifty-five thousand, five hundred sixty-five".